espeakEVENT_PHONEME, fix audio position of vowel when it follows a voiced consonant.
Ensure enough space in the event list when espeak_Initialize() is called with a small buffer size.
Tone languages: set the final stressed syllable to stress=7 so that it can be longer.
lang=zh: adjust vowels


git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@136 d46cf337-b52f-0410-862d-fd96e6ae7743

Remove pause before <say-as> if it's at the beginning of a sentence.
Added --split=<minutes>  command-line option. Splits output WAV file (at sentence boundaries).
Fix: espeakEVENT_SENTENCE events were missing.


git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@121 d46cf337-b52f-0410-862d-fd96e6ae7743